Does Big Data have the flu?

In response to rev­e­la­tions of fail­ures in the Google Flu Trends’ pre­dic­tive capa­bil­i­ties, North­eastern Uni­ver­sity researchers exam­ined how Big Data can best be uti­lized for sci­en­tific gain in a report pub­lished online on Thursday in the journal Science.

3Qs: Who’s got your digital dossier?

North­eastern mobile sys­tems expert David Choffnes says data bro­kering, in which the data we share online is bought and sold by third par­ties, has blos­somed into a viable industry and is the reason many pop­ular apps are free. But he says the average user knows little about how their per­sonal infor­ma­tion is shared.

Data mining in a complex world

The real world is an enor­mously com­plex net­work in which every­thing is inter­con­nected. Assis­tant pro­fessor of com­puter and infor­ma­tion sci­ence Yizhou Sun develops data-​​mining algo­rithms that take advan­tage of that complexity.